[PATCH RFC 01/77] PCI/MSI: Fix return value when populate_msi_sysfs() failed

Alexander Gordeev
2013-10-02T10:48:17Z

drivers/pci/msi.c | 11 +++++------
1 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index d5f90d6..b43f391 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -719,7 +719,7 @@ static int msix_capability_init(struct pci_dev *dev,

ret = arch_setup_msi_irqs(dev, nvec, PCI_CAP_ID_MSIX);
if (ret)
- goto error;
+ goto out_avail;

/*
* Some devices require MSI-X to be enabled before we can touch the
@@ -732,10 +732,8 @@ static int msix_capability_init(struct pci_dev *dev,
msix_program_entries(dev, entries);

ret = populate_msi_sysfs(dev);
- if (ret) {
- ret = 0;
- goto error;
- }
+ if (ret)
+ goto out_free;

/* Set MSI-X enabled bits and unmask the function */
pci_intx_for_msi(dev, 0);
@@ -746,7 +744,7 @@ static int msix_capability_init(struct pci_dev *dev,

return 0;

-error:
+out_avail:
if (ret < 0) {
/*
* If we had some success, report the number of irqs
@@ -763,6 +761,7 @@ error:
ret = avail;
}

+out_free:
free_msi_irqs(dev);

return ret;
--
1.7.7.6